Product Description
Slewing Bearings-Four Point Contact Ball Slewing Bearing
Product Description
Bearing Application Data Sheet or call SBIbearing for free design assistance in selecting the right thin section bearing for your application.
About Slewing Rings and Turntable Bearings
Slewing rings and turntable bearings can accommodate axial, radial and moment loads. They are not housed or mounted on a shaft, but are instead mounted directly to a seating surface. The inner and outer rings are supplied with mounting holes and often include internal or external gears. There are several basic types of products. Single-row slewing rings and turntable bearings feature a single row of balls, a standard bearing raceway, and 4 points of contact between the balls and raceway. Double-row products feature 2 rows of ball bearings, 2 raceways, and 8 points of contacts for each ball. Slewing rings and turntable rings with 3 independent rows of rollers are also available. Cross rollers have a single row of rollers with the axes of alternating, adjacent rollers at right angles to 1 another. Slewing rings and turntable bearings with a single row of balls and a single row of rollers are designed for small radial runout and high thrust roads. Typically, inserted raceways are made of wire and use either a ball or roller as the contact element.
Slewing rings and turntable bearings vary in terms of physical dimensions and operating specifications. Bore size, outside diameter and overall width are the most important physical dimensions to consider. Metric bores are measured in millimeters (mm) and specified according to a standard numbering system that ranges from 00 (10 mm) to 20 (100 mm). Bore sizes 00, 01, 02, and 03 are 10 mm, 12 mm, 15 mm, and 17 mm, respectively. For bore sizes 04 and up, multiplying the bore size by 5 yields the bore diameter. Slewing rings and turntable bearings that are measured in inches (in) or fractions of an inch are also available. For flanged bearings, the outside diameter excludes the size of the flange. Overall width includes the size of the locking collar, if present. In terms of operating specifications, the most important measurements to consider are static axial or thrust load, static radial load, and moment load. Typically, these specifications are measured in pounds or feet-pounds .
Product Parameters
| Type |
Single row 4 point contact ball slewing bearing Double row crossed cylindrical roller slewing bearings Double row ball slewing bearings Wind power bearings Non-standard customized slewing bearing with inner/ outer gear |
| Rollng elements | Steel ball / Cylinder Roller |
| Bearing Material | 50Mn/42CrMo/42CrMo4V /Customized |
| Cage Material | Nylon/ steel /copper |
| Structure | taper pin, Mounting holes, Inner ring, grease fitting, load plug, seals, roller, spacer balls or separators |
| Outer diameter | 50-10000mm |
| Bore size | 50-10000mm |
| Mounting hole | Through hole/Tapped hole |
| Raceway hardness | 55-62HRC |
| Inner and outer ring modulation hardness |
229-269HB/Customized |
| Gear type | No gear, Internal gear, External gear |
| Certificate | SGS, ISO9001 |
|
Application area |
Ladle turret, Stacker crane, Bucket wheel machine, Solar heliostat Tracking System, port crane, Cabling machine, tower crane, offshore platform, ferris wheel, Palletizing robot, Rotary metallurgical furnace, can packing machine, Wind blade transporter, shield tunneling machine, tube push bench, excavator |
Company Profile
Turntable bearing (Slewing ring bearing, Swing Gears, Swing Bearings, Slewing Rings, Slew Rings)
Turntable Bearings, or slewing ring bearings.
We offer bearings of high-precision, high-speed and high-quality, which are widly used in many fields such as aerospace, aviation, navigation, metallurgy, petroleum, chemicals, power generation, pulp and paper, textiles, shipyards, mining machinery, engineering machinery, machinery, railways, automobiles, beer, cigarettes, household appliances, electrical and mechanical manufacturing, and so on. Typical applications include swing bearings (slewing rings) for cranes, excavators, aerial work platforms, gun turrets, radar pedestals, forestry equipment, agricultural vehicles, surveillance equipment, scanner equipment, excavators, cranes, tunneling machines, or material handling equipment.ZTIC offers light- to medium-duty turntable bearings or heavy-duty turntable bearings for even greater load-handling capabilities.
Slewing rings or Turntable bearings are our specialty. ZTIC slewing ring bearings ( turntable bearing) range cover the four-point contact ball slewing ring bearing / Four contact ball slewing bearing( turntable bearing), double direction angular contact thrust ball slewing ring bearing / Double-row ball slewing bearing( turntable bearing), cross roller slewing ring bearing / Crossed roller bearing( turntable bearing), triple-row cylindrical roller slewing ring bearing / Three row roller slewing bearing( turntable bearing).We adopt China state standard (JB/T 2300-1999) to manufacture slewing ring bearing( turntable bearing), also we can adopt other standard (such as API 2C) according to customer requirement. Our best-known product, available in several versions and sizes, for the most varied load conditions. ZTIC bearing also offers light- to medium-duty and heavy-duty turntable bearings, or custom bearings. Submit your online
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard or Nonstandard: | Standard |
|---|---|
| Feature: | Heat-Resistant, Wear-Resistant |
| Application: | Conveyer Equipment, Packaging Machinery, Marine, Mining Equipment, Agricultural Machinery |
| Surface Treatment: | Polishing |
| Material: | Stainless Steel |
| Dia: | 300mm-15000mm |
| Customization: |
Available
| Customized Request |
|---|
What are the Challenges Associated with Noise Reduction in Ball Bearings?
Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:
- Vibration:
Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.
- Bearing Type and Design:
The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.
- Lubrication:
Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.
- Bearing Clearance and Preload:
Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.
- Material and Manufacturing Quality:
The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.
- Surface Finish:
The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.
- Sealing and Shielding:
Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.
- Operating Conditions:
External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.
- Wear and Deterioration:
As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.
To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.
How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.
How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?
Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:
- Design:
Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.
Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.
- Friction and Efficiency:
Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.
Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.
- Load Capacity:
Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.
Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.
- Variability:
Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.
Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.
- Speed Capability:
Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.
Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.
- Applications:
Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.
Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.
In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.
editor by CX 2024-04-13
China supplier Slewing Ring Bearing 062.25.1077.308.11.1504 Warranty 12 Months Ball Bearing for Deck Crane wholesaler
Product Description
Slewing Ring Bearing 062.25.1077.308.11.1504 Warranty 12 Months Ball Bearing For Deck Crane
Four-point contact ball slewing turntable bearings
consist of 2 ring seats. Compact structure, light weight, steel ball and arc track contact at 4 points, can bear axial force, radial force and overturning moment at the same time, has strong dynamic load.
Single row cross roller slewing bearing
Composed of 2 or 3 rings. compact structure, light weight, high manufacturing accuracy, small assembly gap and high requirement for installation accuracy. Rollers are 1:1 cross-arranged.
Can be bear axial force, overturning moment and large radial force at the same time,and widely used in lifting transportation, construction machinery and precesion products.
Double row ball slewing bearings
This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.
Three row roller slewing bearing
Three row roller bearing CZPT to bear all kinds of loads at the same time, it is the largest 1 of the 4 structural products with large axle and radial dimensions and firm structure. Especially suitable for heavy machinery requiring larger diameter, such as bucket wheel stacker and reclaimer, wheel crane, marine crane, port crane, ladle turret,large tonnage truck crane,heavy machinery and so on.
| Type | • Single row 4 point contact ball slewing bearing • Single row crossed cylindrical roller slewing bearings • Double row ball slewing bearings •Double row Roller/ball combination slewing bearing •Three-Row Roller Slew Ring Bearing |
| Rolling elements | Steel ball / Cylinder Roller |
| Rolling elements Material | GCr5/GCr15SiMn/Customized |
| Bearing Material | 50Mn/42CrMo/42CrMo4V /Customized |
| Cage Material | Nylon/ steel /copper |
| Structure | taper pin , Mounting holes,Inner ring ,grease fitting,load plug, seals , roller ,spacer balls or separators |
| Outer diameter | 50-10000mm |
| Bore size | 50-10000mm |
| Mounting hole | Through hole/Tapped hole |
| Raceway hardness | 55-62HRC |
| Inner and outer ring modulation hardness |
229-269HB/Customized |
| Gear type | No gear ,Internal gear , External gear. |
| Embellish grease | EP2 lithium lubricating grease |
| Certificate | ABS.BV,DNV,ISO9001,GL,3.1,3.2 |
| Application area | Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , offshore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator |
| Brand Name | LYMC |
| Place of Origin | HangZhou ZheJiang |
| Warranty | 12 months |
| Payment term | T/T is our first choice |
|
Packing details |
1,Filling with anti-rust oil 2.Corved with Plastic paper 3.Corved with kraft paper 4.Corved with Blue tie 5.Put in wooden box |
Product Process
Application:
– Excavators – Drilling rigs – Mining Equipments – Cranes -Offshore Equipments – Vehicles – Machine Tools – Wind Turbines
About Us:
HangZhou MC Bearing Technology Co.,Ltd (LYMC),who is manufacture located in bearing zone, focus on Slewing bearing, cross roller bearing and pinion,Dia from 50mm-8000mm, Our team with technical and full experience in the bearing industry.
*Professional in researching, developing, producing & marketing high precision bearings for 16 years;
*Many series bearings are on stock; Factory directly provide, most competitive price;
*Advanced CNC equipment, guarantee product accuracy & stability;
*One stop purchasing, product include cross roller bearing, rotary table bearing, robotic bearing, slewing bearing, angular contact ball bearing, large and extra large custom made bearing, diameter from 50~9000mm;
*Excellent pre-sale & after sale service. We can go to customers’ project site if needed.
*Professional technical & exporting team ensure excellent product design, quotation, delivering, documentation & custom clearance.
Our Service:
FAQ:
1.Q: Are you trading company or manufacturer ?
A: We are professional slewing bearing manufacturer with 20 years’ experience.
2.Q: How long is your delivery time?
A: Generally it is 4-5 days if the goods are in stock. or it is 45 days if the goods are not in
stock, Also it is according to quantity.
3.Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample, it is extra.
4.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.
5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.
6.Q: How about your guarantee?
A: We provide lifelong after-sales technical service.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard or Nonstandard: | Standard |
|---|---|
| Feature: | High Speed, Cold-Resistant, Corrosion-Resistant, Heat-Resistant |
| Sealing Gland: | Sealed On Both Sides |
| Rolling-Element Number: | Single-Row |
| Roller Type: | Straight Raceway |
| Material: | 50mn/42CrMo |
| Customization: |
Available
| Customized Request |
|---|
Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?
Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:
- Regular Lubrication:
Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.
- Clean Environment:
Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.
- Proper Installation:
Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.
- Regular Inspections:
Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.
- Temperature Monitoring:
Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.
- Correct Handling:
Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.
- Bearing Removal and Replacement:
Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.
- Alignment Maintenance:
Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.
- Training and Education:
Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.
- Documented Records:
Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.
By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.
What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?
Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:
- Design and Geometry:
Deep Groove Ball Bearings:
Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.
Angular Contact Ball Bearings:
Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.
- Load Carrying Capacity:
Deep Groove Ball Bearings:
Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.
Angular Contact Ball Bearings:
Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.
- Contact Angle:
Deep Groove Ball Bearings:
Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.
Angular Contact Ball Bearings:
Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.
- Applications:
Deep Groove Ball Bearings:
Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.
Angular Contact Ball Bearings:
Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.
- Limitations:
Deep Groove Ball Bearings:
Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.
Angular Contact Ball Bearings:
Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.
In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.
What is a Ball Bearing and How does it Function in Various Applications?
A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:
- Reduction of Friction:
Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.
- Radial and Axial Load Support:
Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.
- Smooth Rotational Movement:
Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.
- Applications in Machinery:
Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.
- Automotive Industry:
Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.
- Industrial Machinery:
In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.
- High-Speed Applications:
Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.
- Precision Instruments:
For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.
- Variety of Sizes and Types:
Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.
In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.
editor by CX 2024-04-11
China Professional OEM Sintered Ball Bearing for Automobile Steering supplier
Product Description
Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!
How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.
| Place of origin: | Jangsu,China |
| Type: | Powder metallurgy sintering |
| Spare parts type: | Powder metallurgy parts |
| Machinery Test report: | Provided |
| Material: | Iron,stainless,steel,copper |
| Key selling points: | Quality assurance |
| Mould type: | Tungsten steel |
| Material standard: | MPIF 35,DIN 3571,JIS Z 2550 |
| Application: | Small home appliances,Lockset,Electric tool, automobile, |
| Brand Name: | OEM SERVICE |
| Plating: | Customized |
| After-sales Service: | Online support |
| Processing: | Powder Metallurgr,CNC Machining |
| Powder Metallurgr: | High frequency quenching, oil immersion |
| Quality Control: | 100% inspection |
The Advantage of Powder Metallurgy Process
1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .
2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.
3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .
4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .
5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.
Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good.
Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.
Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.
Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.
Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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| After-sales Service: | Online |
|---|---|
| Warranty: | 1year |
| Type: | as Required |
| Material: | as Required |
| Certification: | ISO, IATF16949 |
| Automatic: | as Required |
| Customization: |
Available
| Customized Request |
|---|
What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?
Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:
- High-Carbon Chrome Steel (AISI 52100):
This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.
- Stainless Steel (AISI 440C, AISI 304, AISI 316):
Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.
- Ceramic:
Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.
- Plastic (Polyamide, PEEK):
Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.
- Bronze:
Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.
- Hybrid Bearings:
Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.
- Specialty Alloys:
For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.
- Coated Bearings:
Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.
The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.
Are there any Industry Standards or Certifications that Ball Bearings should Meet?
Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:
- ISO Standards:
The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.
- ABEC (Annular Bearing Engineering Committee) Ratings:
ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.
- DIN Standards:
The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.
- JIS (Japanese Industrial Standards):
JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.
- ASTM (American Society for Testing and Materials) Standards:
ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.
- CE Marking:
CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.
- Industry-Specific Standards:
Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.
- Quality Management Systems:
Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.
When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.
Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?
Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:
- Deep Groove Ball Bearings:
Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.
- Angular Contact Ball Bearings:
Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.
- Self-Aligning Ball Bearings:
Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.
- Thrust Ball Bearings:
Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.
- Single-Row vs. Double-Row Bearings:
Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.
- Miniature and Instrument Ball Bearings:
Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.
- Max-Type and Conrad Bearings:
Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.
- High-Precision Ball Bearings:
High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.
- High-Speed Ball Bearings:
High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.
In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.
editor by CX 2024-04-11
China Best Sales High Load Capacity Self-Aligning Ball Bearing 2217K 2218K 2219K 2220K 2222K with 110X200X53 mm to Reduce Friction for Metallurgy supplier
Product Description
High load capacity self-aligning ball bearing 2217K 2218K 2219K 2220K 2222K with 110x200x53 mm to reduce friction for metallurgy
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing and other industries, as well as general machinery.
|
Type |
BALL |
|
Structure |
Self-Aligning |
|
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
|
Precision Rating |
P0 P6 P5 P4 P2 |
|
Seals Type |
OPEN OR SEAL |
|
Number of Row |
Double row |
|
Product name |
Self-aligning Roller Bearing |
Product Parameters
| Bearing No | Dimensionmm) | MabB(kg | Bearing No | Dimension(mm) | Mass(kg | ||||
| d | D | B | d | D | B | ||||
| 1200 | 10 | 30 | 9 | 0.035 | 1300 | 10 | 35 | 11 | 0.060 |
| 1201 | 12 | 32 | 10 | 0.042 | 1301 | 12 | 37 | 12 | 0.070 |
| 1202 | 15 | 35 | 11 | 0.051 | 1302 | 15 | 42 | 13 | 0.100 |
| 1203 | 17 | 40 | 12 | 0.076 | 1303 | 17 | 47 | 14 | 0.140 |
| 1204 | 20 | 47 | 14 | 0.120 | 1304 | 20 | 52 | 15 | 0.170 |
| 1206 | 25 | 52 | 15 | 0.140 | 1305 | 25 | 62 | 17 | 0.260 |
| 1206 | 30 | 62 | 16 | 0.230 | 1306 | 30 | 72 | 19 | 0.400 |
| 1207 | 35 | 72 | 17 | 0.320 | 1307 | 35 | 80 | 21 | 0.540 |
| 1208 | 40 | 80 | 18 | 0.410 | 1308 | 40 | 90 | 23 | 0.710 |
| 1209 | 45 | 85 | 19 | 0.490 | 1309 | 45 | 100 | 25 | 0.960 |
| 1210 | 50 | 90 | 20 | 0.540 | 1310 | 50 | 110 | 27 | 1.210 |
| 1211 | 55 | 100 | 21 | 0.720 | 1311 | 55 | 120 | 29 | 1.580 |
| 1212 | 60 | 110 | 22 | 0.900 | 1312 | 60 | 180 | 31 | 1.90 |
| 1213 | 65 | 120 | 23 | 0.920 | 1313 | 65 | 140 | 33 | 2.390 |
| 1214 | 70 | 125 | 24 | 1.290 | 1314 | 70 | 150 | 35 | 3.000 |
| 1215 | 75 | 130 | 25 | 1.350 | 1315 | 75 | 160 | 37 | 3.600 |
| 1216 | 80 | 140 | 26 | 1.650 | 1316 | 80 | 170 | 39 | 4.200 |
| 1217 | 85 | 150 | 28 | 2.100 | 2300 | 10 | 35 | 17 | 0.090 |
| 2200 | 10 | 30 | 14 | 0.050 | 2301 | 12 | 37 | 17 | 0.100 |
| 2201 | 12 | 32 | 14 | 0.053 | 2302 | 15 | 42 | 17 | 0.110 |
| 2202 | 15 | 35 | 14 | 0.600 | 2303 | 17 | 47 | 19 | 0.170 |
| 2203 | 17 | 40 | 16 | 0.090 | 2304 | 20 | 52 | 21 | 0.220 |
| 2204 | 20 | 47 | 18 | 0.150 | 2305 | 25 | 62 | 24 | 0.350 |
| 2205 | 25 | 52 | 18 | 0.190 | 2306 | 50 | 72 | 27 | 0.500 |
| 2206 | 80 | 62 | 20 | 0.260 | 2307 | 35 | 80 | 31 | 0.680 |
| 2207 | 35 | 72 | 23 | 0.440 | 2308 | 40 | 90 | 33 | 0.930 |
| 2208 | 40 | 90 | 23 | 0.530 | 2309 | 45 | 100 | 36 | 1.250 |
| 2209 | 45 | 85 | 23 | 0.550 | 2310 | 50 | 110 | 40 | 1.640 |
| 2210 | 50 | 90 | 23 | 0.680 | 2311 | 55 | 120 | 43 | 2.100 |
| 2211 | 55 | 100 | 25 | 0.810 | 2312 | 60 | 130 | 46 | 2.600 |
| 2212 | 60 | 110 | 28 | 1.100 | 2313 | 65 | 140 | 48 | 3.200 |
| 2213 | 65 | 120 | 31 | 1.500 | 2314 | 70 | 150 | 51 | 3.900 |
| 2214 | 70 | 125 | 31 | 1.620 | 2315 | 75 | 160 | 55 | 4.700 |
| 2215 | 75 | 130 | 31 | 1.720 | |||||
Applications:
- Industrial fans
- Agriculture
- Material handling
- Food and beverage
- Pulp and paper
Detailed Photos
Our Advantages
1.Free Sample bearing
2.ISO Standard
3.Bearing Small order accepted
4.In Stock bearing
5.OEM bearing service
6.Professional:16 years manufacture bearing
7.Customized bearing, Customer’s bearing drawing or samples accepted
8.Competitive price bearing
9.TT Payment or Western Union or Trade Assurance Order
****More produce***
Packaging & Shipping
Why choose us ?
1. Quality Control To ensure the quality of our vehicles and other products, Our QC staffs do strict supplier evaluations, in-coming inspections, in-process inspections, final inspections and pre-delivery inspections. The most important is that we listen to what our customers say and are always looking for ways to improve the quality of our products through continuous improvement.
2. OEM Ability We have built stable and long-term cooperate relationshilp with supermarkets,we canalso provide ODM, OEM and Agent services to our customers over the world.
3. Parts Available We have spare bearings for immediate delivery to anywhere in the world. Our Bearings widely used in the fields of motor, fan, injection molding machine, mining, mechanical equipment, metallurgy, rolling, automobile, railway, iron and steel, power, textile, packaging, petroleum, paper making, etc
4. Good Warranty We take customer satisfaction and product quality as the first priority for us. We supply reliable warranties and good after-sales services.
FAQ
*Q:Can I get samples from you?
A:We are honored to offer you samples for quality check.
*Q:What parts are manufactured by you?
A: :90% of bearings are manufactured by us.
*Q:What’s the leading time? (How long do you need to prepare my goods?)
A:10 days for sample orders. 30 days for mass production orders (based on different quantities)
*Q:How long do I need to wait before my goods arrive?
A:3-5 days for international express. 5-7 days for air transportation, 35-40 days for sea transportation.
*Q:Can you put my brand name (logo) on these products?
A: Yes, or container order. Sticker order qty over 100pcs.
*Q:What payment methods do you accept?
A:T/T, L/C, Western Union, etc.
*Q:What certificates do you have?
A: All of our products are with CE IAF certificate. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates.
*Q:What is your product quality?
A:Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our quality. We always care what you care!!
*Q:What is your warranty?
A:Our warranty is 24 months after delivery. We always pay high attention to after sale service!! For those out of warranty, we have adequate parts.
Electrical and easy wear parts are not included in warranty range.
*Q:How are parts availability?
A:We keep stock of spare parts and make sure all parts available whenever you need.
Factory Display
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Hardness: | HRC60-63 |
|---|---|
| Available: | DDU, Zz, VV, Open, Nr, M, C0, C2, C3, C4 |
| Quanlity: | P0, P6, P5, P4, P2, Z1V1, Z2V2, Z3V3 |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?
Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:
- High-Carbon Chrome Steel (AISI 52100):
This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.
- Stainless Steel (AISI 440C, AISI 304, AISI 316):
Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.
- Ceramic:
Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.
- Plastic (Polyamide, PEEK):
Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.
- Bronze:
Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.
- Hybrid Bearings:
Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.
- Specialty Alloys:
For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.
- Coated Bearings:
Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.
The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.
Are there any Industry Standards or Certifications that Ball Bearings should Meet?
Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:
- ISO Standards:
The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.
- ABEC (Annular Bearing Engineering Committee) Ratings:
ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.
- DIN Standards:
The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.
- JIS (Japanese Industrial Standards):
JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.
- ASTM (American Society for Testing and Materials) Standards:
ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.
- CE Marking:
CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.
- Industry-Specific Standards:
Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.
- Quality Management Systems:
Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.
When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.
How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?
Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:
- Design:
Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.
Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.
- Friction and Efficiency:
Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.
Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.
- Load Capacity:
Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.
Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.
- Variability:
Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.
Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.
- Speed Capability:
Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.
Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.
- Applications:
Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.
Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.
In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.
editor by CX 2024-04-04
China wholesaler High Quality Price List Deep Groove Ball Bearing 6201 6202 6203 6204 6205 Deep Groove Ball Bearing supplier
Product Description
Angular contact ball bearings, Magneto bearing E series
Product description:
1. Bearing No.: E4Y/TN — E20 Y/TN
2. Bearing type: Magneto bearing
3. Bearing material: Chrome steel (AISI521
17. Payment: T/T, L/C, D/P, D/A, OA…all terms in acceptable
Our factory:
Other products:
Our certifications:
FAQ:
Q: Are you trading company or manufacturer ?
A: Our company is called HangZhou stw-industrial co,ltd,and there is a factory which called Huari, so we are both trading company and manufacturers
Q: How long is your delivery time?
A: Generally it is 7 days,it is 20-30 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Welcome to send your inquiry to us.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 45° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Separated |
| Rows Number: | Double |
| Load Direction: | Radial Bearing |
| Material: | Chrome Steel |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the Challenges Associated with Noise Reduction in Ball Bearings?
Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:
- Vibration:
Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.
- Bearing Type and Design:
The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.
- Lubrication:
Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.
- Bearing Clearance and Preload:
Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.
- Material and Manufacturing Quality:
The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.
- Surface Finish:
The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.
- Sealing and Shielding:
Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.
- Operating Conditions:
External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.
- Wear and Deterioration:
As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.
To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.
How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?
Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:
- Size:
The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.
- Load Capacity:
Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.
- Precision:
Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.
- Speed:
Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.
- Friction and Efficiency:
Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.
- Applications:
Miniature ball bearings find applications in various industries and sectors:
- Electronics and Consumer Devices:
They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.
- Medical and Dental Equipment:
Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.
- Robotics and Automation:
Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.
- Aerospace and Defense:
They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.
- Optics and Instrumentation:
Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.
Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.
What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?
Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:
- Load Type and Magnitude:
Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.
- Speed and Operating Conditions:
Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.
- Accuracy and Precision:
For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.
- Space Limitations:
If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.
- Thrust and Radial Loads:
Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.
- Alignment and Misalignment:
If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.
- Mounting and Installation:
Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.
- Lubrication and Maintenance:
Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.
- Environmental Conditions:
Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.
- Bearing Material:
Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.
- Bearing Arrangement:
Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.
By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.
editor by CX 2024-04-04
China supplier Kud01506-030wj15-900-000 Double Row Ball Slewing Bearing with Internal Gear bearing driver kit
Product Description
Slewing Ring Bearing Production Description
Large Diameter Slewing Ring Bearing KUD01497-030WO15-900-000 for small Crane, construction machinery
Double row ball slewing bearing with external gear
KUD01440-030ZA15-900-000,KUD01734-030ZA15-900-000,KUD57131-030ZA15-900-000,
KUD57135-030ZA15-900-000,KUD01440-030ZA15-900-000,KUD57120-030ZA15-900-000,
KUD02620-030ZA15-900-000,KUD57140-040ZA15-900-000,KUD02619-040ZA15-900-000,
KUD57195-040ZA15-900-000,KUD57115-040ZA15-900-000,KUD5710-040ZA15-900-000,
KUD57187-050ZA15-900-000,KUD 0571 7-050ZA15-900-000,KUD03347-050ZA15-900-000,
KUD 0571 7-050ZA15-900-000,KUD5717-050ZA15-900-000,
KUD01497-030WA15-900-000,KUD01597-030WA15-900-000,KUD01697-030WA15-900-000,
KUD01797-030WA15-900-000,KUD01897-030WA15-900-000, KUD01647-035WA15-900-000,
KUD01747-035WA15-900-000,KUD01847-035WA15-900-000,KUD01947-035WA15-900-000,
KUD57147-035WA15-900-000,KUD01797-040WA15-900-000,KUD01897-040WA15-900-000,
KUD01997-040WA15-900-000,KUD57197-040WA15-900-000,KUD57197-040WA15-900-000,
KUD01947-045WA15-900-000,KUD57147-045WA15-900-000,KUD57147-045WA15-900-000,
KUD57147-045WA15-900-000,KUD57147-045WA15-900-000,KUD57197-050WA15-900-000,
KUD57197-050WA15-900-000,KUD57197-050WA15-900-000,KUD57197-050WA15-900-000,
KUD57197-050WA15-900-000,
Double row ball slewing bearing with internal gear
KUD01381-030ZJ15-900-000,KUD01630-030ZJ15-900-000,KUD01800-030ZJ15-900-000,
KUD01995-030ZJ15-900-000,KUD57130-030ZJ15-900-000,KUD57138-030ZJ15-900-000,
KUD01960-035ZJ15-900-000,KUD57100-035ZJ15-900-000,KUD02690-035ZJ15-900-000,
KUD57199-040ZJ15-900-000,KUD02622-040ZJ15-900-000,KUD57150-040ZJ15-900-000,
KUD03300-040ZJ15-900-000,KUD57159-050ZJ15-900-000,KUD5710-050ZJ15-900-000,
KUD5719-050ZJ15-900-000,KUD03839-050ZJ15-900-000,
KUD01506-030WJ15-900-000,KUD01606-030WJ15-900-000,KUD01706-030WJ15-900-000,
KUD01806-030WJ15-900-000,KUD01906-030WJ15-900-000,KUD01656-035WJ15-900-000,
KUD01756-035WJ15-900-000,KUD01856-035WJ15-900-000,KUD01956-035WJ15-900-000,
KUD57156-035WJ15-900-000,KUD01806-040WJ15-900-000,KUD01906-040WJ15-900-000,
KUD57106-040WJ15-900-000,KUD57106-040WJ15-900-000,KUD57106-040WJ15-900-000,
KUD01956-045WJ15-900-000,KUD57156-045WJ15-900-000,KUD57156-045WJ15-900-000,
KUD57156-045WJ15-900-000,KUD57156-045WJ15-900-000,KUD57106-050WJ15-900-000,
KUD57106-050WJ15-900-000,KUD57106-050WJ15-900-000,KUD57106-050WJ15-900-000,
KUD57106-050WJ15-900-000,
Double row ball slewing bearing with no gear
KUD01497-030WO15-900-000,KUD01597-030WO15-900-000,KUD01697-030WO15-900-000,
KUD01797-030WO15-900-000,KUD01897-030WO15-900-000,KUD01647-035WO15-900-000,
KUD01747-035WO15-900-000,KUD01847-035WO15-900-000,KUD01947-035WO15-900-000,
KUD57147-035WO15-900-000,KUD01797-040WO15-900-000,KUD01897-040WO15-900-000,
KUD01997-040WO15-900-000,KUD57197-040WO15-900-000,KUD57197-040WO15-900-000,
KUD01947-045WO15-900-000,KUD57147-045WO15-900-000,KUD57147-045WO15-900-000,
KUD57147-045WO15-900-000,KUD57147-045WO15-900-000,KUD57197-050WO15-900-000,
KUD57197-050WO15-900-000,KUD57197-050WO15-900-000,KUD57197-050WO15-900-000,
KUD57197-050WO15-900-000,
Why choose CZPT slewing bearings
A pioneer in slewing bearing field, rich experience, can do design, produce, mounting guide
Small order accepted
SO certified company
Variorum models
7*24hours hotline to help you with your cranes
Strict quality control system to ensure quality for slewing bearing
LYHY Slewing Bearing Types
CZPT slewing bearings can be divided into the following types as per their structures:
single row 4 point contact ball slewing bearing,
single row cross roller slewing bearing,
double row different ball diameter slewing bearing,
three row cylindrical roller slewing bearing and roller/ball combination slewing bearing.
And all these types of slewing bearings can be further divided into bearings without gears, bearings with external gears and bearings with internal gears.
Detailed description of these types slewing bearings
Single row 4 point contact ball slewing bearings
This kind of slewing bearings can support high dynamic loads, transmitting axial and radial forces simultaneously as well as the resulting tilting moments. Applications of this kind of bearings are hoisting, mechanical handling and general mechanical engineering etc.
Single row cross roller slewing bearings
This kind of bearings can support combinations of large radial force, medium axial force and tilting moment with small or zero clearance. Main applications of this kind of bearings are hoisting and mechanical handling and general mechanical engineering etc.
Double row different ball diameter slewing bearings
This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.
Triple row cylindrical roller slewing bearings
This kind of bearings has high load carrying capacity. Under same loads, this kind of bearings has much smaller diameters which can make the installation much compact, as different kinds of loads are supported by different races and rollers. Main applications of this kind of bearings are hoisting, mechanical handling, mining and materials handling, offshore technology and general mechanical engineering etc.
Roller/ball combination slewing bearings
This kind of bearings can support high axial load and low tilting moments. Usually they are large diameter slewing bearings. Applications of this kind of bearings are mining and materials handling etc.
About CZPT bearings
1.introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office building.
2. Featured products: slewing bearing and slewing drive
3. Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
4. Workers: 40
5. Certificate: ISO9001:2008, 3.1 certificate, CCS certificate, Science and Technology Progress Award
6. Annual Exportation: 8million USD
7. Exported countries: (39)
Asia: India, Pakistan, Iran, Signore, Georgia, Malaysia, Vietnam, Thailand, Philippines, Israel, Korea, UAE, Sri Lanka, Saudi Arabia,
Europe: Turkey, Russia, Spain, Czech Republic, Italy, Poland, Slovakia, Bosnia and Herzegovina, Austria, France, Germany, Switzerland, Finland, Ukraine, UK
America: USA, Canada, Mexico, Brazil, Puerto Rico, Peru, Chile
Africa: South Africa, Egypt
Oceania: Australia
Production Process of CZPT slewing bearings
Quality Control Process of CZPT slewing bearings
LYHY Slewing Bearing Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers demand to be packed;
Slewing Ring Bearings——Applications:
Slewing ring bearings are widely used in industry and known as “the machine joints” Here under is the specific slewing bearing applications
1. Construction machinery (e.g. cranes, excavators, loader, scraper)
2. Metallurgical machinery (e.g. for steel plant)
3. Heavy machinery equipment (e.g. mining machinery, concrete machinery)
4. Marine machinery equipment (e.g. vessel, port hoisting machine, port oil transfer equipment, onshore and offshore crane)
5. Light machinery equipment (e.g. paper machine, plastic, rubber machine, weave machine)
6. Wind power generator
7. Packing machinery
Transportation:
All CZPT slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.
INSTALLATION OF CZPT SLEWING BEARINGS
Preparation:
Make sure that the model is correct and slewing bearing isn’t damaged during transportation.
2. Check the appearance and rotational state of the bearing, such as rotational precision clearance, rotating flexibility, seals position, lubrication grease etc.
3. The installation datum plane and bracket installing plane should be clean, grease, burr, paint and other foreign body should be wiped off.
Installation:
1. The screws in the installing plane should be fit with the mounting holes in the slewing bearing
2. The slewing bearing has a soft zone marked with an “s” on the upper surface, when installing the bearing, it is important to ensure that this area is placed in a non-load or infrequent load zone.
3. When the bearing is placed on the supporting frame work it is important to check the interface between these 2 surfaces. This check should be carried out with the insertion of feel gauges between the 2 surfaces. If a gap should exist then it is recommended to plane/resurface the effective area so as to remove the gap.
4. Install slewing bearing with high strength screws, and choose appropriate strength bolts. All bolts are required to be tightened evenly. The sequence of this tightening process is shown in Pic. Welding of bearing is not allowed, in the event of welding any adjacent parts, heat transfer shall be avoided so as to cause the bearing to become deformed or change the hardness.
5. After installation, the bearing should be rotated to check for smooth operation and any emission of unusual noise. If either of the aforementioned are noted, then the bearing should be adjusted to eliminate them. The teeth of the largest run-out are coated with green paint.
FAQ:
Q: Are LYHY BEARINGS trading company or manufacturer?
A: CZPT BEARINGS is a professional manufacturer for slewing bearings, thin section bearings, ball bearings and rolling bearings
Q: How do LYHY BEARINGS control quality of their bearing?
A: LYHY BEARINGS has established strict quality control systems, all the products and services has passed ISO9001-2008 Quality Certificate and third party such as CCS, LR,ABS,BV
Q: What is the MOQ?
A: MOQ is 1pc, pls message us for detailed information.
Q: How about the package for CZPT bearings?
A: Standard Industrial packing in general condition (Plastic tube+ professional plastic belts+ plywood case). Accept design package when OEM.
Q: How long is the production time?
A: It takes about 7-40 days, depends on the model and quantity.
Q: How about the shipping?
A: We can arrange the shipment or you may have your own forwarder.
Q: Is sample available?
A: Yes, sample order is acceptable.
Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable for LYHY BEARINGS. We can design as per your requirements and use your own LOGO and package design.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard or Nonstandard: | Standard |
|---|---|
| Sealing Gland: | Sealed On Both Sides |
| Rolling-Element Number: | Double-Row |
| Roller Type: | Straight Raceway |
| Material: | 42CrMo |
| Type: | Internal Gear |
| Samples: |
US$ 3500/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?
Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:
- Unusual Noise:
If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.
- Vibration:
Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.
- Increased Temperature:
Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.
- Irregular Movement:
If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.
- Reduced Performance:
If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.
- Visible Wear or Damage:
Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.
- Leakage or Contamination:
If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.
- Looseness or Excessive Play:
If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.
- Reduced Lifespan:
If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.
- Frequent Failures:
If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.
It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.
What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?
Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:
- Contaminant Exclusion:
Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.
- Lubrication Retention:
Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.
- Corrosion Prevention:
Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.
- Extended Bearing Life:
Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.
- Enhanced Performance in Harsh Environments:
In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.
- Noise and Vibration Reduction:
Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.
- Customized Protection:
Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.
- Trade-Offs:
While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.
Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.
How does Lubrication Impact the Performance and Lifespan of Ball Bearings?
Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:
- Friction Reduction:
Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.
- Wear Prevention:
Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.
- Heat Dissipation:
Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.
- Corrosion Resistance:
Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.
- Noise Reduction:
Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.
- Seal Protection:
Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.
- Improved Efficiency:
Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.
- Lifespan Extension:
Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.
- Selection of Lubricant:
Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.
- Regular Maintenance:
Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.
In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.
editor by CX 2024-04-02
China manufacturer Original Ball Bearings Price List 6205 2RS1 6205 Bearing Supplier bearing block
Product Description
| Rows Number | Single | Load Direction | Radial Bearing |
| Material | Bearing Steel | Precision Rating | PO P6 P5 P4 P2 |
| Clearance | CO C1 C2 C3 C4 | Lubrication | Oil Lubrication |
| OEM | Available | Hardness | 59-63HRC |
| Feature | High Speed,Long Life | Transport Package | Single Box |
| Specification | standard | Trademark | Packing |
| Production Capacity | 1500,000 Pieces/Year |
The outer spherical ball bearing is actually a variant of the deep groove ball bearing. Its characteristic is that its outer ring outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering. The outer spherical bearing is mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.
| UC200 series | ||||||||||||
| Bearing type | Dimensions(mm) | Weight(KG) | basic load capacity(KN) | Limt speed(r/min) | ||||||||
| d | D | B | C | S | G | H | ds | dynamic | static | |||
| UC201 | 12 | 40 | 27.4 | 14 | 11.5 | 4.5 | 4 | M*0.75 | 0.12 | 7.36 | 4.48 | 4000 |
| UC202 | 15 | 40 | 27.4 | 14 | 11.5 | 4.5 | 4 | M*0.75 | 0.11 | 7.36 | 4.48 | 4000 |
| UC203 | 17 | 40 | 27.4 | 14 | 11.5 | 4.5 | 4 | M*0.75 | 0.1 | 7.36 | 4.48 | 4000 |
| UC204 | 20 | 47 | 31 | 17 | 12.7 | 4.7 | 4.5 | M6*1.0 | 0.16 | 9.88 | 6.2 | 4000 |
| UC205 | 25 | 52 | 34.1 | 17 | 14.3 | 5.5 | 4.7 | M6*1.0 | 0.19 | 10.78 | 6.98 | 3400 |
| UC206 | 30 | 62 | 38.1 | 19 | 15.9 | 6 | 4.5 | M6*1.0 | 0.31 | 14.97 | 10.04 | 2800 |
| UC207 | 35 | 72 | 42.9 | 20 | 17.5 | 6.5 | 5.1 | M8*1.0 | 0.48 | 19.75 | 13.67 | 2400 |
| UC208 | 40 | 80 | 49.2 | 21 | 19 | 8 | 5.8 | M8*1.0 | 0.62 | 22.71 | 15.94 | 2200 |
| UC209 | 45 | 85 | 49.2 | 22 | 19 | 8 | 6.2 | M8*1.0 | 0.67 | 24.36 | 17.71 | 1900 |
| UC210 | 50 | 90 | 51.6 | 23 | 19 | 9 | 6.5 | M10*1.0 | 0.78 | 26.98 | 19.84 | 1800 |
| UC211 | 55 | 100 | 55.6 | 25 | 22.2 | 9 | 7.3 | M10*1.0 | 1.03 | 33.37 | 25.11 | 1600 |
| UC212 | 60 | 110 | 65.1 | 27 | 25.4 | 11 | 7.7 | M10*1.0 | 1.45 | 36.74 | 27.97 | 1500 |
| UC213 | 65 | 120 | 65.1 | 28 | 25.4 | 12 | 8.3 | M10*1.0 | 1.71 | 44.01 | 34.18 | 1400 |
| UC214 | 70 | 125 | 74.6 | 30 | 30.2 | 12 | 8.7 | M12*1.25 | 2.06 | 46.79 | 37.59 | 1300 |
| UC215 | 75 | 130 | 77.8 | 30 | 33.3 | 12 | 9.2 | M12*1.25 | 2.22 | 50.85 | 41.26 | 1200 |
| UC216 | 80 | 140 | 82.6 | 33 | 33.3 | 14 | 9.6 | M12*1.25 | 2.8 | 55.04 | 45.09 | 1100 |
| UC217 | 85 | 150 | 85.7 | 36 | 34.1 | 14 | 10.5 | M12*1.25 | 3.48 | 64.01 | 53.28 | 1000 |
| UC218 | 90 | 160 | 96 | 37 | 39.7 | 14 | 11.1 | M12*1.25 | 4.3 | 73.83 | 60.76 | 950 |
| UC 300series | ||||||||||||
| Bearing type | Dimensions(mm) | Weight(KG) | basic load capacity(KN) | Limt speed(r/min) | ||||||||
| d | D | B | C | S | G | H | ds | dynamic | static | |||
| UC305 | 25 | 62 | 38 | 21 | 15 | 6 | 6.1 | M6*1 | 0.35 | 17.22 | 11.39 | 2800 |
| UC306 | 30 | 72 | 43 | 23 | 17 | 6 | 6.7 | M8*1 | 0.56 | 20.77 | 14.17 | 2600 |
| UC307 | 35 | 80 | 48 | 25 | 19 | 8 | 7.4 | M8*1 | 0.71 | 25.66 | 17.92 | 2200 |
| UC308 | 40 | 90 | 52 | 27 | 22 | 10 | 8.2 | M10*1 | 0.96 | 31.35 | 22.38 | 2000 |
| UC309 | 45 | 100 | 57 | 30 | 22 | 10 | 9 | M10*1 | 1.28 | 40.66 | 30 | 1800 |
| UC310 | 50 | 110 | 61 | 32 | 25 | 12 | 10 | M12*1.25 | 1.65 | 47.58 | 35.71 | 1700 |
| UC311 | 55 | 120 | 66 | 34 | 26 | 12 | 10.7 | M12*1.25 | 1.9 | 55.05 | 41.91 | 1400 |
| UC312 | 60 | 130 | 71 | 36 | 30 | 12 | 11.5 | M12*1.25 | 2.6 | 62.88 | 48.6 | 1300 |
| UC313 | 65 | 140 | 75 | 38 | 33 | 12 | 12.2 | M12*1.25 | 3.15 | 72.21 | 56.68 | 1200 |
| UC314 | 70 | 150 | 78 | 40 | 33 | 14 | 13 | M12*1.25 | 3.83 | 80.1 | 63.48 | 1100 |
| UC315 | 75 | 160 | 82 | 42 | 33 | 14 | 13.8 | M14*1.5 | 4.59 | 87.25 | 71.68 | 1000 |
| UC316 | 80 | 170 | 86 | 44 | 34 | 14 | 14.5 | M16*1.5 | 5.3 | 94.57 | 80.35 | 1000 |
| UC317 | 85 | 180 | 96 | 46 | 40 | 16 | 15 | M16*1.5 | 6.58 | 102.25 | 89.52 | 9050 |
| UC318 | 90 | 190 | 96 | 48 | 40 | 16 | 15.9 | M16*1.5 | 7.5 | 110.81 | 100.76 | 900 |
| UC319 | 95 | 200 | 103 | 50 | 41 | 16 | 16.7 | M16*1.5 | 8.7 | 120.51 | 113.75 | 850 |
| UC320 | 100 | 215 | 108 | 54 | 42 | 18 | 18 | M16*1.5 | 10.8 | 133.06 | 131.18 | 800 |
| Deep groove ball bearing | ||||
| Bearing type | Dimensions(mm) | Weight(kg) | ||
| Inner diameter | Outer diameter | breadth | ||
| 16001 | 12 | 28 | 7 | 0.019 |
| 16002 | 15 | 32 | 8 | 0.571 |
| 16003 | 17 | 35 | 8 | 0.033 |
| 16004 | 20 | 42 | 8 | 0.048 |
| 16005 | 25 | 47 | 8 | 0.059 |
| 16006 | 30 | 55 | 9 | 0.087 |
| 16007 | 35 | 62 | 99 | 0.107 |
| 16008 | 40 | 68 | 10 | 0.13 |
| 16009 | 45 | 75 | 10 | 0.167 |
| 16571 | 50 | 80 | 11 | 0.175 |
| 16011 | 55 | 90 | 11 | 0.257 |
| 16012 | 60 | 95 | 11 | 0.281 |
| 16013 | 65 | 100 | 13 | 0.3 |
| 16014 | 70 | 110 | 13 | 0.437 |
| 16015 | 75 | 115 | 14 | 0.463 |
| 16016 | 80 | 125 | 14 | 0.621 |
| 16017 | 85 | 130 | 16 | 0.652 |
| 16018 | 90 | 140 | 16 | 0.87 |
| 16019 | 95 | 145 | 16 | 0.904 |
| Bearing type | Dimensions(mm) | Weight(kg) | ||
| Inner diameter | Outer diameter | breadth | ||
| 16571 | 100 | 150 | 8 | 0.945 |
| 6000 | 10 | 26 | 8 | 0.018 |
| 6001 | 12 | 28 | 9 | 0.571 |
| 6002 | 15 | 32 | 10 | 0.031 |
| 6003 | 17 | 35 | 12 | 0.041 |
| 6004 | 20 | 42 | 12 | 0.068 |
| 6005 | 25 | 47 | 13 | 0.079 |
| 6006 | 30 | 55 | 14 | 0.116 |
| 6007 | 35 | 62 | 15 | 0.151 |
| 6008 | 40 | 68 | 16 | 0.19 |
| 6009 | 45 | 75 | 16 | 0.241 |
| 6571 | 50 | 80 | 18 | 0.261 |
| 6011 | 55 | 90 | 18 | 0.381 |
| 6012 | 60 | 95 | 18 | 0.412 |
| 6013 | 65 | 100 | 20 | 0.439 |
| 6014 | 70 | 110 | 20 | 0.608 |
| 6015 | 75 | 115 | 22 | 0.649 |
| 6016 | 80 | 125 | 22 | 0.872 |
| 6017 | 85 | 130 | 24 | 0.918 |
| 6018 | 90 | 140 | 24 | 1.19 |
More series of deep groove ball bearing
6300 series deep groove ball bearing
6220 series deep groove ball bearing
Production Line
HangZhou Siruibo Bearing Technology Co., Ltd. is a company mainly engaged in manufacturing and selling outer spherical bearings. The registered capital is Five million.
Since its establishment 20 years ago, the company is committed to Mounted Bearing Unit (maintenance-free bearings, engraving machine bearings, holding machine shaft Bearing, no-tillage machine bearing, fan bearing, high temperature bearing, zinc alloy bearing, food grade bearing unit) research and development. With the most complete varieties and best advanced manufacturing technology in production of Mounted Bearing Unit, to be a reliable enterprises, we welcome your cooperation. Currently, our company produce 10 series of more than 260 varieties of outer spherical bearings and 13 different structural categories of outer spherical bearing special seats, all adopted International standard design and manufacturing. Registered trademark “FOS” .
Through the efforts and unremitting pursuit of all employees of the company, all products accepted by international standards. Over the years of Expansion and technical transformation, we developed into a Mounted Bearing Unit with large scale of professional manufacturers, for the bearing industry in China, has made a contribution to the development of Bearing.
HangZhou Siruibo Bearing Technology Co., Ltd. has a production capacity of 1 million sets/year, with an annual output value of 30 million yuan. We produce 30 varieties monthly , with 45-60 days lead time.
The company has a perfect material and product quality inspection equipment, according to the strict scientific Quality assurance system, to prove satisfactory to our customers. Our products widely used in agricultural Industry machinery, textile machinery and light industry, chemical industry, metallurgy, printing, food, transportation, coal, packaging and other industries and the introduction of machinery .Our products have exported to Europe, America and many countries and regions in South east Asia.
Exhibitions
About us:
We are 1 manufactuer of bearing for more than 20 years.
Give us a chance, we will cooperate with our passion.
Our professional, reliable, experienced products and service can meet your request.
Why choose us?
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS mix different standard bearings.
2. MOQ: 3000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks!
We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Rolling Body: | Ball Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Small (28-55mm) |
| Material: | Bearing Steel |
| Spherical: | Non-Aligning Bearings |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can you Provide Examples of Industries where Ball Bearings are Crucial Components?
Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:
- Automotive Industry:
Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.
- Aerospace Industry:
In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.
- Industrial Machinery:
Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.
- Medical Equipment:
In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.
- Robotics and Automation:
Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.
- Renewable Energy:
Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.
- Marine and Shipbuilding:
Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.
- Heavy Equipment and Construction:
In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.
- Electronics and Consumer Appliances:
Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.
- Oil and Gas Industry:
In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.
These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.
What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?
Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:
- Contaminant Exclusion:
Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.
- Lubrication Retention:
Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.
- Corrosion Prevention:
Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.
- Extended Bearing Life:
Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.
- Enhanced Performance in Harsh Environments:
In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.
- Noise and Vibration Reduction:
Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.
- Customized Protection:
Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.
- Trade-Offs:
While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.
Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.
What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?
Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:
- Reduced Friction:
One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.
- Efficient Load Support:
Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.
- Smooth Rotation:
Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.
- High-Speed Capability:
Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.
- Reduced Wear and Maintenance:
The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.
- Energy Efficiency:
By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.
- Versatility:
Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.
- Reliability and Longevity:
Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.
- Quiet Operation:
Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.
In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.
editor by CX 2024-03-27
China manufacturer Ll619 Radial Insert Ball Bearing CZPT UC210 Bearing supplier
Product Description
WHY CHOOSE E-ASIA BEARING
1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.
We are one of the most influential bearing suppliers and professional sales. Our products categories mainly include: Auto bearing , Deep Groove Ball Bearings, Cylindrical Roller Bearings, Tapered Roller Bearings, Thrust Ball Bearings, Self-aligning Ball Bearings, Angular Contact Ball Bearings, Spherical Roller Bearings, Needle Bearings, linear Bearings, Pillow Block Bearings, the Ceramic Bearings, Joint Bearings, Slewing Bearings, Cam Followers Bearings and Electronic Bearings etc.
About the market of our products, except for our domestic market, our products meet to countries all over the world, such as Asia, Africa, South America, Europe, Middle east and etc. Because of the high quality level and good services, are accepted by all clients
Our company offers more than 25,000 different kinds of bearing. In addition, we can supply from stock and have enough stock bearings ready for clients.
We are engaged in exporting brand bearings for many years, such as CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearing, and CZPT bearings. Also we are an agency of UBC bearings, GMN bearings and HangZhou CZPT bearings, HangZhou CZPT bearings, HangZhou HRB bearings.
High quality and long life bearings are the aim of IKC Bearings, creatibg the naximum value for customers,our company is pushing forward moden managerment in full aspects and builds up own bearing brand “PLETON”,and will make in known at home and abroad.We will try our best to provide customers with excellent products and services,and are wishing to sincerely cooperate with customers from home and abroad to achieve win-win.
1)Series: 6000 series, 6200 series, 6300 series and 6400 series,
2)Corresponding types: 605-6032, 625-6248, 6300-6344, 6403-6418
3)Material Used: GCr15-China, (AISI)52100-American, (Din)100Cr6-Germany,
4)Shield/closure: open bearing, Z, ZZ, RS,2RS,
5)Snap ring: N, NR
6)Vibration and noise level: Z1, Z2, Z3
7)Precision level: P0, P6, P5(ABEC-1, ABEC-3,ABEC-5
6000-2RS1/C3—-6040/C3 6000-2Z/C3—-6040/C3
6200-2RS1/C3—-6244/C3 6200-2Z/C3—-6244/C3
6300-2RS1/C3—-6344/C3 6300-2Z/C3—-6344/C3
6403-2RS1/C3—-6430/C3 6304-2Z/C3—-6430/C3
Other bearings:
(1)Deep Groove Ball Bearing 6000 ,6200,6300,6900 series ( steel cage, brass cage , nylon cage)
(2)Spherical Roller Bearing 22200 22300 23000 24000 series ( steel cage CC, brass cage, CA and MB)
(3)Pillow Block Bearing,UC UCP UCT UCF UCFL SBPFL series
(4)Taper Roller Bearing (single row, double row and four row )
(5)Cylindrical Roller Bearing ( steel cage, brass cage ,nylon cage)
(6)Thrust Ball Bearing ( steel cage, brass cage)
(7)Thrust Roller Bearing( steel cage, brass cage)
CHOOSE E-ASIA REFUSED ONE TIME BUSINESS
Our Advantages
1. World-Class Bearing:
We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings:
Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality:
The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance:
The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery:
The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 3-10 days of payment being received.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
Please feel free to contact us, if you have any other question
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Double |
| Outer Dimension: | Medium and Large(120-190mm) |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?
Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:
- Unusual Noise:
If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.
- Vibration:
Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.
- Increased Temperature:
Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.
- Irregular Movement:
If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.
- Reduced Performance:
If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.
- Visible Wear or Damage:
Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.
- Leakage or Contamination:
If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.
- Looseness or Excessive Play:
If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.
- Reduced Lifespan:
If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.
- Frequent Failures:
If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.
It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.
How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.
How does Lubrication Impact the Performance and Lifespan of Ball Bearings?
Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:
- Friction Reduction:
Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.
- Wear Prevention:
Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.
- Heat Dissipation:
Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.
- Corrosion Resistance:
Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.
- Noise Reduction:
Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.
- Seal Protection:
Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.
- Improved Efficiency:
Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.
- Lifespan Extension:
Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.
- Selection of Lubricant:
Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.
- Regular Maintenance:
Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.
In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.
editor by CX 2024-03-26
China manufacturer Auto Parts High-Quality OEM Customization Deep Groove Ball Bearing supplier
Product Description
Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.
Product Parameters
| Eaaring No | Di d |
mension D |
(mm) B |
Mass(kg) | Bearing No | DI d |
mension D |
(mm) B |
Mass(kg) |
| 604 | 4 | 12 | 4.0 | 6212 | 60 | 110 | 22 | 0.780 | |
| 606 | 6 | 17 | 17.0 | 6213 | 65 | 120 | 23 | 0.990 | |
| 608 | 22 | 7.0 | 0.0080 | 8214 | 70 | 125 | 24 | 1.050 | |
| 623 | 3 | 10 | 4.0 | 0.571 | 6215 | 75 | 130 | 25 | 1.200 |
| 625 | 5 | 16 | 5.0 | 0.0050 | 6216 | 80 | 140 | 26 | 1.400 |
| 634 | 4 | 16 | 5.0 | 0.0050 | 6217 | 85 | 150 | 28 | 1.800 |
| 635 | 5 | 19 | 6.0 | 0.0080 | 6218 | 90 | 160 | 30 | 2.150 |
| 680 | 9 | 22 | 7.0 | 6219 | 95 | 170 | 32 | 2.600 | |
| 618/3 | 3 | 7 | 2.0 | 0.0003 | 6220 | 100 | 100 | 34 | 3.150 |
| 618/4 | 4 | 9 | 2.5 | 0.0006 | 6221 | 105 | 190 | 36 | 00 |
| 618/5 | 5 | 11 | 3.0 | 0.0120 | 6222 | 10 | 200 | 38 | 4.350 |
| 6000 | 10 | 26 | 8.0 | 0.0190 | 6300 | 10 | 35 | 11 | 0.053 |
| 6001 | 12 | 20 | 8.0 | 0.5710 | 6301 | 12 | 37 | 12 | 0.060 |
| 6002 | 15 | 32 | 9.0 | 0.0300 | 6302 | 15 | 42 | 13 | 0.082 |
| 6003 | 17 | 35 | 10.0 | 0.0390 | 6303 | 17 | 47 | 14 | 0.120 |
| 6004 | 20 | 42 | 120 | 0.0690 | 6304 | 20 | 52 | 15 | 0.140 |
| 6005 | 25 | 47 | 12.0 | 0.0800 | 6205 | 25 | 62 | 17 | 0.230 |
| 6006 | 30 | 55 | 13.0 | 0.1200 | 6306 | 30 | 72 | 19 | 0.3680 |
| 6007 | 35 | 62 | 14.0 | 0.1600 | 6207 | 35 | 80 | 21 | 0.460 |
| 6008 | 40 | 68 | 15.0 | 0.1900 | 6309 | 40 | 90 | 23 | 0.630 |
| 6009 | 45 | 75 | 16.0 | 0.2500 | 6309 | 45 | 100 | 25 | 0.830 |
| 6571 | 50 | 80 | 16.0 | 0.2600 | 6310 | 50 | 110 | 27 | 1.050 |
| 6011 | 55 | 90 | 18.0 | 0.3000 | 6311 | 55 | 120 | 29 | 1.350 |
| 6012 | 0 | 96 | 18.0 | 0.4200 | 6312 | 60 | 130 | 31 | 1.700 |
| 6013 | 65 | 100 | 18.0 | 0.4400 | 6313 | 65 | 140 | 33 | 2.100 |
| 6014 | 70 | 110 | 20.0 | 0.6000 | 6314 | 70 | 150 | 35 | 2.500 |
| 6015 | 75 | 115 | 20.0 | 0.6400 | 6315 | 75 | 160 | 37 | 3.000 |
| 6016 | 80 | 120 | 22.0 | 0.8500 | 6316 | 80 | 170 | 39 | 3.600 |
| 6017 | 85 | 130 | 22.0 | 0.8900 | 6217 | 85 | 180 | 41 | 4.260 |
| 6018 | 90 | 140 | 24.0 | 1.1500 | 6318 | 90 | 190 | 43 | 4.900 |
| 6019 | 95 | 145 | 24.0 | 1.2000 | 6319 | 95 | 200 | 45 | 5.650 |
| 6571 | 100 | 150 | 24.0 | 1.2500 | 6320 | 100 | 215 | 47 | 7.000 |
| 6571 | 105 | 160 | 26.0 | 16,000 | 6401 | 12 | 42 | 13 | 0.048 |
| 6571 | 110 | 170 | 28.0 | 1.9500 | 6402 | 15 | 52 | 15 | 0.137 |
| 6200 | 10 | 30 | 9.0 | 0.0320 | 6403 | 17 | 62 | 17 | 0.271 |
| 850 | 12 | 32 | 10.0 | 0.571 | 6404 | 20 | 72 | 19 | 0.408 |
| 6202 | 15 | 35 | 11.0 | 0.0450 | 6405 | 25 | 80 | 21 | 0.528 |
| 6203 | 17 | 40 | 12.0 | 0.0650 | 6406 | 30 | 90 | 23 | 0.720 |
| 6204 | 20 | 47 | 14.0 | 0.1100 | 6407 | 35 | 100 | 25 | 0.936 |
| 6205 | 25 | 52 | 15.0 | 0.1300 | 6408 | 40 | 110 | 27 | 1.200 |
| 6206 | 30 | 62 | 16.0 | 0.2000 | 6409 | 45 | 120 | 28 | 1.550 |
| 6207 | 35 | 72 | 17.0 | 0.2900 | 6410 | 50 | 130 | 31 | 1.910 |
| 6208 | 40 | 80 | 18.0 | 0.3700 | 6411 | 55 | 140 | 33 | 2.320 |
| 6209 | 45 | 85 | 19.0 | 0.4100 | 6412 | 60 | 150 | 35 | 2.790 |
| 6210 | 0 | 90 | 20.0 | 0.4600 | 6413 | 65 | 160 | 37 | 3.360 |
| 6211 | 55 | 100 | 21.0 | 0.6100 | 6414 | 70 | 180 | 42 | 5.000 |
| “Aval lable typas:apan,Z.ZZ,RS;2RS,N,ZN | |||||||||
OUR PRODUCTS
SCOPE OF APPLICATION
Packaging & Shipping
FAQ
Q1,What kind of factory are we?
A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.
Q2,what can you buy from us?
A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.
Q3,How can we guarantee quality?
A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service.
Q4,What’s our MOQ?
A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.
Q5,Why did you choose us?
A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Material Option 2: | Stainless Steel |
|---|---|
| Lubrication: | Grease or Oil |
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Model No.: | 608zz 6203 6202 2RS 6207 6005 6201 6206 6309 |
| Load Direction: | Radial Bearing |
Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?
Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:
- Regular Lubrication:
Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.
- Clean Environment:
Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.
- Proper Installation:
Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.
- Regular Inspections:
Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.
- Temperature Monitoring:
Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.
- Correct Handling:
Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.
- Bearing Removal and Replacement:
Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.
- Alignment Maintenance:
Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.
- Training and Education:
Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.
- Documented Records:
Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.
By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.
What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?
Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:
- Effective Sealing:
Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.
- Clean Environment:
Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.
- Proper Handling:
Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.
- Clean Tools and Equipment:
Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.
- Contamination-Controlled Workstations:
Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.
- Proper Lubrication:
Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.
- Regular Inspections:
Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.
- Training and Education:
Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.
- Environmental Controls:
In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.
- Regular Cleaning and Maintenance:
Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.
- Selection of Suitable Bearings:
Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.
By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.
Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?
Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:
- Deep Groove Ball Bearings:
Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.
- Angular Contact Ball Bearings:
Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.
- Self-Aligning Ball Bearings:
Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.
- Thrust Ball Bearings:
Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.
- Single-Row vs. Double-Row Bearings:
Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.
- Miniature and Instrument Ball Bearings:
Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.
- Max-Type and Conrad Bearings:
Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.
- High-Precision Ball Bearings:
High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.
- High-Speed Ball Bearings:
High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.
In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.
editor by CX 2024-03-25
China Best Sales 51215 8215 Chrome Steel 75*110*27mm High Precision Single Direction Thrust Ball Bearing supplier
Product Description
| No | Item | Data |
| 1 | Bearing No. | 51215 |
| 2 | Internal Diameter(mm) | 75 |
| 3 | Outside Diameter(mm) | 110 |
| 4 | Width | 27 |
| 5 | Weight (kgs) | 0.85 |
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Double |
| Material: | Bearing Steel |
| Specification: | 75*110*27mm |
| Origin: | China |
Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?
Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:
- Regular Lubrication:
Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.
- Clean Environment:
Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.
- Proper Installation:
Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.
- Regular Inspections:
Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.
- Temperature Monitoring:
Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.
- Correct Handling:
Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.
- Bearing Removal and Replacement:
Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.
- Alignment Maintenance:
Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.
- Training and Education:
Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.
- Documented Records:
Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.
By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.
What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?
Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:
- Effective Sealing:
Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.
- Clean Environment:
Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.
- Proper Handling:
Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.
- Clean Tools and Equipment:
Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.
- Contamination-Controlled Workstations:
Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.
- Proper Lubrication:
Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.
- Regular Inspections:
Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.
- Training and Education:
Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.
- Environmental Controls:
In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.
- Regular Cleaning and Maintenance:
Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.
- Selection of Suitable Bearings:
Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.
By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.
What is a Ball Bearing and How does it Function in Various Applications?
A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:
- Reduction of Friction:
Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.
- Radial and Axial Load Support:
Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.
- Smooth Rotational Movement:
Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.
- Applications in Machinery:
Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.
- Automotive Industry:
Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.
- Industrial Machinery:
In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.
- High-Speed Applications:
Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.
- Precision Instruments:
For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.
- Variety of Sizes and Types:
Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.
In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.
editor by CX 2024-02-23